Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	52.28	52.32	52.17	52.24	14,944	+0.11(+0.22%)
Apr 28, 2011	51.63	52.15	51.63	52.13	32,972	+0.39(+0.74%)
Apr 27, 2011	51.73	51.77	51.53	51.74	18,115	+0.32(+0.62%)
Apr 26, 2011	51.23	51.50	51.14	51.42	106,324	+0.29(+0.56%)
Apr 25, 2011	51.09	51.14	50.88	51.14	23,355	-0.14(-0.27%)
Apr 21, 2011	51.41	51.41	51.20	51.27	76,117	+0.13(+0.25%)
Apr 20, 2011	51.28	51.29	51.11	51.14	65,959	+0.51(+1.00%)
Apr 19, 2011	50.63	50.65	50.35	50.64	95,029	+0.17(+0.33%)
Apr 18, 2011	50.61	50.61	50.22	50.47	40,395	-0.43(-0.85%)
Apr 15, 2011	50.70	50.99	50.60	50.90	20,411	+0.18(+0.36%)
Apr 14, 2011	50.34	50.77	50.30	50.72	78,361	+0.25(+0.49%)
Apr 13, 2011	50.49	50.54	50.35	50.47	31,396	+0.08(+0.16%)
Apr 12, 2011	50.33	50.44	50.10	50.39	77,273	+0.09(+0.18%)
Apr 11, 2011	50.43	50.51	50.28	50.30	140,867	+0.14(+0.27%)
Apr 08, 2011	50.63	50.63	49.99	50.16	821,003	-0.26(-0.51%)
Apr 07, 2011	50.62	50.62	50.20	50.42	17,576	-0.12(-0.24%)
Apr 06, 2011	50.76	50.76	50.48	50.54	21,460	-0.01(-0.02%)
Apr 05, 2011	50.41	50.64	50.40	50.55	21,196	+0.08(+0.15%)
Apr 04, 2011	50.42	50.50	50.35	50.47	12,882	+0.11(+0.22%)
Apr 01, 2011	50.31	50.52	50.15	50.36	18,863	+0.35(+0.69%)
Mar 31, 2011	50.06	50.18	50.00	50.01	91,537	-0.08(-0.15%)
Mar 30, 2011	49.93	50.14	49.91	50.09	139,255	+0.36(+0.73%)
Mar 29, 2011	49.40	49.73	49.40	49.72	11,353	+0.23(+0.47%)
Mar 28, 2011	49.75	49.81	49.49	49.49	35,419	-0.09(-0.18%)
Mar 25, 2011	49.46	49.77	49.46	49.58	25,075	+0.17(+0.34%)
Mar 24, 2011	49.13	49.46	49.10	49.41	21,274	+0.47(+0.95%)
Mar 23, 2011	48.62	49.02	48.50	48.95	13,392	+0.21(+0.43%)
Mar 22, 2011	48.86	48.92	48.72	48.74	17,561	-0.11(-0.22%)
Mar 21, 2011	48.92	48.93	48.83	48.84	16,588	+0.68(+1.42%)
Mar 18, 2011	48.29	48.29	48.04	48.16	52,774	+0.20(+0.42%)
Mar 17, 2011	48.38	48.82	47.90	47.96	23,463	+0.27(+0.58%)
Mar 16, 2011	48.22	48.50	47.45	47.69	37,756	-0.75(-1.55%)
Mar 15, 2011	48.23	48.54	48.20	48.44	31,565	-0.42(-0.86%)
Mar 14, 2011	48.90	49.01	48.57	48.86	35,556	-0.36(-0.73%)
Mar 11, 2011	48.88	49.32	48.83	49.22	35,166	+0.08(+0.15%)
Mar 10, 2011	49.34	49.42	49.12	49.14	104,958	-0.41(-0.83%)
Mar 09, 2011	49.26	49.60	49.26	49.56	7,915	+0.09(+0.19%)
Mar 08, 2011	48.85	49.52	48.85	49.46	39,572	+0.52(+1.07%)
Mar 07, 2011	49.32	49.35	48.77	48.94	22,165	-0.27(-0.55%)
Mar 04, 2011	49.39	49.50	48.92	49.21	24,655	-0.22(-0.44%)
Mar 03, 2011	49.20	49.51	49.18	49.43	38,315	+0.61(+1.25%)
Mar 02, 2011	48.66	49.01	48.66	48.82	14,401	+0.06(+0.12%)
Mar 01, 2011	49.28	49.54	48.76	48.76	336,289	-0.51(-1.04%)
Feb 28, 2011	49.33	49.50	49.23	49.28	19,810	+0.10(+0.20%)
Feb 25, 2011	48.92	49.18	48.88	49.18	9,355	+0.42(+0.86%)
Feb 24, 2011	48.73	49.02	48.42	48.76	30,506	-0.13(-0.26%)
Feb 23, 2011	48.99	49.20	48.72	48.89	27,532	-0.27(-0.55%)
Feb 22, 2011	49.17	49.58	49.09	49.16	20,162	-0.50(-1.00%)
Feb 18, 2011	49.87	49.87	49.49	49.65	37,670	+0.06(+0.12%)
Feb 17, 2011	49.19	49.62	49.17	49.59	18,836	+0.37(+0.75%)
Feb 16, 2011	49.14	49.31	49.11	49.23	20,930	+0.18(+0.37%)
Feb 15, 2011	49.12	49.14	48.92	49.05	29,804	-0.13(-0.26%)
Feb 14, 2011	49.31	49.98	49.10	49.17	31,037	-0.16(-0.32%)
Feb 11, 2011	48.77	49.40	48.76	49.33	765,491	+0.50(+1.03%)
Feb 10, 2011	48.86	48.94	48.66	48.83	61,932	-0.25(-0.51%)
Feb 09, 2011	48.98	49.17	48.92	49.08	23,944	+0.08(+0.17%)
Feb 08, 2011	48.71	49.00	48.69	48.99	191,654	+0.31(+0.63%)
Feb 07, 2011	48.62	48.84	48.50	48.68	13,402	+0.26(+0.53%)
Feb 04, 2011	48.11	48.44	48.03	48.43	29,430	+0.36(+0.75%)
Feb 03, 2011	47.74	48.13	47.74	48.07	43,242	+0.25(+0.52%)
Feb 02, 2011	47.92	47.96	47.67	47.82	323,062	-0.20(-0.41%)

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